Shimano Ultegra BR-RS811-R Road Caliper Brake - Rear Under Bottom Bracket Direct Mount BLK MFPN=HICUXBXE2 A 30mm internal width makes

A 30mm internal width makes the Flow S2 ideal for 2

Steerer Type Straight Lockout Switch Crown Brake Type Post Mount 160 Negative Spring Coil Travel (mm) 130 Offset 41 Axle to Crown Length 508 Front Axle 20mm Thru x 110mm Maximum Tire Width 63 S

5" travel 160mm

} Fits most: Cross Country

Rotational Protection NoHelmet Certifications Complies with the U

Shimano Ultegra BR-RS811-R Road Caliper Brake - Rear Under Bottom Bracket Direct Mount BLK MFPN=HICUXBXE2 A 30mm internal width makesShimano Ultegra BR R8110 R Road Caliper Brake Rear Direct Mount Black. The Shimano Ultegra BR R8100 series caliper brakes offer a clear contact feeling while balancing rigidity weight and stopping power. With clearance for 28mm tires the design is still sleek. They are available in traditional and direct mount options. Exceptional balance of rigidity weight and stopping power Maximum tire size is 28C TECH SPECS Brake Lever Actuation Short Pull Super